Electrical bathing apparatus.



No. 760,794. PATENTED MAY 24, 1904 R. s. LAWRENCE,

ELEGTRIGAL BATHING APPARATUS. APPLICATION FILED AUG. s. 1903.

N0 MODEL.

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Wk M I M cams PETERS co. mmuumm wAsmuumn a c No. 760,794.. Patented May 24, 1904.

.UNITED. STATES P TENT ()FFIOE.

OBERT s. A R N E, or BOsToN, MAssAOHUsE TsAssIGNOR To OON- soLIDATEn'mvENToas CORPORATION, OF BOSTON, MASSACHUSETTS, A OORPOR TIONOF SOUTH DAKOTA.

" TELECTRICAL BATHING APPARATUS- SPECIFICATION armin part 6f Letters Patent No. 7eo,794., dated May 24, 1904. Application filed August 3,1903, Serial No. 168,060. (No model.)

T (ZZZ whOm it y con/067'"! form of sponge eleetrodethat is, an elec- Be it known that I, RO ERT S. LAWRENCE, trode such as shown in Fig. 2, ,which coma citizen of the UnitedStates, residing at 1305- prises a metal cylinder 8, preferably composed ton, in the county of Suffolk and State of of aluminium and lead, which is embedded in 5 Massachusetts, haveinvented an Improvement a suitable sponge 9. The wires 7 will be conin Bathing Apparatus, of which the follownected to the cylinder 8 in any suitable way. ing description, in connection with the accom- 1O designates an induction-coil such as is panying drawings, is a specification, like used in the medical science, which preferably 55 numerals on the drawings representing like will be so constructed that the strength of parts. v the current may be regulated by it, and it This invention has for its object to provide may be arranged to give an interrupted galan improved bath apparatus by means of vanic or primary current, an interrupted which electric ormagnetic baths may be taken. faradic or secondary current, and also a com- 60 It comprises a bath-tub having its inner bined galyano-faradic current. I will prefsurface of some suitable insulating material, erably place the coil or regulator 10 and the v a generator for an electric current, and two generator or battery 5 within convenient reach electrodes connected to the generator and of the person taking the bathas, for instance, adapted to be placed in the bath-tub. Sinceupon a suitable shelf or other support 11. 5 the inner surface of the tub is of insulating In using the apparatus the tub is partially 2o material, the current of electricity in passing filled with water, as usual, and the electrodes from one electrode to the other finds its way placed in the tub, preferably at opposite ends through the water in the tub, so that the perthereof. The circuit is then closed and the son taking the bath receives all the beneficial regulator 10 adjusted to give the character and 7 results of the electric current. I preferably, strength of current desired. Since the tub 2 5 also, provide some suitable devices for reguhas a lining of insulating material, the water lating the strength of the current which can in the tub acts as a conductor between the be manipulated by the person taking the bath; electrodes, and the full strength of the cur- In the drawings, Figure 1 is a perspective rent is thus carried through the water. The 75 view showing my improved apparatus, and water thereupon becomes electrified, and the 3 Fig. 2 is an enlarged view .of one form of electricity is imparted to the body of the perelectrode which I may employ. son in the tub. With this apparatus no vio- The bath-tub is designated by 3 and may be lent electric shocks are felt, as is the case with of any suitable shape or construction provided most other electric apparatus; but, on the 80 its inner surface is made of insulating mateother hand, the device merely acts to reinrial. The bath-tub herein illustrated is proforce the electricity in every part of the body vided with a lining 1, of glass, porcelain, or and to conduct electricity to all parts of the other insulating material, though a bath-tu b' body uniformly. In order that the electricity made entirely of glass or porcelain or other which may have been conducted to the bather 5 insulating material would answer the purpose may not be lost upon his leaving the tub, I

4 equally well. preferably provide a foot-rest of insulating 5 designates a suitable generator for elec-, material, upon which he may stand while taktric current, that herein shown being some ing the usual rub after a bath. Such footwell-known form of battery. rest may be made in various ways, though I 9 6 designates electrodes, which are connectedv have for convenience herein shown a portable to the generator by wires 7 and are adapted rest in the form of'slippers 12, of glass or to be placed in the tub, as shown in the drawother insulating material, into which the ings. I will preferably use some suitable bather may step. These slippers keep the bathers body insulated While he is rubbing and dressing, and thus prevent the escape of any electricity.

My improved apparatus is very simple and comparatively cheap and can be used by any person in any ordinary bath-tub, provided the tub has its inner surface made of insulating material. Moreover, by simply removing the electrodes from the tub the bath-tub.

its inner surface formed of insulating material, a generator, a vibrator or electrotone, and electrodes adapted to be placed in the tub, said generator, vibrator, and electrodes being electrically connected with each other.

2. In a bath apparatus, a bath-tub having a lining of insulating material, a generator, electrodes adapted to be placed in the tub and a vibrator or electrotone constructed to give an interrupted current and also having means whereby the strength of the current may be regulated, said electrodes, Vibrator, and generator being electrically connected.

In testimony whereof I have signed my name to this specification in the presence of two subscribing witnesses.

ROBERT S. LAWRENCE.

Witnesses:

LoUIs G. SMITH. JOHN G. EDWARDS. 

